// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/profiler/scoped_profile.h"

#include "base/location.h"
#include "base/tracked_objects.h"

namespace tracked_objects {

ScopedProfile::ScopedProfile(const Location& location, Mode mode)
    : birth_(NULL)
{
    if (mode == DISABLED)
        return;

    birth_ = ThreadData::TallyABirthIfActive(location);
    if (!birth_)
        return;

    stopwatch_.Start();
}

ScopedProfile::~ScopedProfile()
{
    if (!birth_)
        return;

    stopwatch_.Stop();
    ThreadData::TallyRunInAScopedRegionIfTracking(birth_, stopwatch_);
}

} // namespace tracked_objects
